31790556

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 96598656

約数和(自身を除く): 64808100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 107, 108, 126, 131, 162, 189, 214, 252, 262, 321, 324, 378, 393, 428, 524, 567, 642, 749, 756, 786, 917, 963, 1134, 1179, 1284, 1498, 1572, 1834, 1926, 2247, 2268, 2358, 2751, 2889, 2996, 3537, 3668, 3852, 4494, 4716, 5502, 5778, 6741, 7074, 8253, 8667, 8988, 10611, 11004, 11556, 13482, 14017, 14148, 16506, 17334, 20223, 21222, 24759, 26964, 28034, 33012, 34668, 40446, 42051, 42444, 49518, 56068, 60669, 74277, 80892, 84102, 98119, 99036, 121338, 126153, 148554, 168204, 196238, 242676, 252306, 294357, 297108, 378459, 392476, 504612, 588714, 756918, 883071, 1135377, 1177428, 1513836, 1766142, 2270754, 2649213, 3532284, 4541508, 5298426, 7947639, 10596852, 15895278, 31790556]

約数ペア:

[(1, 31790556), (2, 15895278), (3, 10596852), (4, 7947639), (6, 5298426), (7, 4541508), (9, 3532284), (12, 2649213), (14, 2270754), (18, 1766142), (21, 1513836), (27, 1177428), (28, 1135377), (36, 883071), (42, 756918), (54, 588714), (63, 504612), (81, 392476), (84, 378459), (107, 297108), (108, 294357), (126, 252306), (131, 242676), (162, 196238), (189, 168204), (214, 148554), (252, 126153), (262, 121338), (321, 99036), (324, 98119), (378, 84102), (393, 80892), (428, 74277), (524, 60669), (567, 56068), (642, 49518), (749, 42444), (756, 42051), (786, 40446), (917, 34668), (963, 33012), (1134, 28034), (1179, 26964), (1284, 24759), (1498, 21222), (1572, 20223), (1834, 17334), (1926, 16506), (2247, 14148), (2268, 14017), (2358, 13482), (2751, 11556), (2889, 11004), (2996, 10611), (3537, 8988), (3668, 8667), (3852, 8253), (4494, 7074), (4716, 6741), (5502, 5778)]